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第二篇 New Foods and the New World In the last 500 years, nothing about people – not their clothes, id...
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{{*HTML*}}??下面的短文有5处空白短文后有6个句子其中5个取自短文请根据短文内容将其分别放回原位置以恢复文章原貌 ?? Farmers’Markets? ?CharlotteHollinsknowsshefacesabattle.The23-year-oldBritishfarmer andher21-year-oldbrotherBenarefightingtosavethefarmfromdevelopers thattheirfatherworkedonsincehewas14.{{U}}?46?{{/U}}? ?Youdon’toftengetadayoff.Supermarketsputalotofpressureon farmerstokeeppricesdown.Withfewerpeopleworkingonfarmsitcanbe isolatingshesaid.Thereisahighrateofsuicideandfarmingwillnever makeyourich!??OliverRobinson25grewuponafarmin Yorkshire.{{U}}?47?{{/U}}I’msuredadhopedI’dstayhesaid.I guessit’sanicestraightforwardlifebutitdoesn’tappeal.Foryoung ambitiouspeoplefarmlifewouldbeahardworld.ForRobinsonfarming doesn’toffermuchintermsofmoneyorlifestyle.?Hollinsagreesthat economicsstopspeoplefrompursuingfarmingrewards:providingforavital humanneedwhileworkingoutdoorswithnature.??Farmingisa bigpoliticalissueintheUK.{{U}}?48?{{/U}}The2001footandmouth crisisclosedthousandsoffarmsstoppedmeatexportsandraisedpublic consciousnessoftroublesinUKfarming.??JamieOliver’s2005 campaigntogetchildrentoeathealthilyalsohighlightedtheissue.This nationalconcernspells带来hopeforfarmerscompetingwithpowerful supermarkets.{{U}}?49?{{/U}}??Istartedgoingto Farmers’Marketsindirectdefiance蔑视ofthebigsupermarkets.{{U}}?50 ?{{/U}}It’sterriblesaidLondonerMichaelSamson.??A.But heneverconsideredstayingonhisfatherandgrandfather’sland.? ?B.Whilemostpeoplebuyfoodfromthebigsupermarketshundredsof independentFarmers’Marketsarebecomingpopular.??C.While confidenttheywillsucceedshelistsfarming’smanychallenges.? ?D.Youngpeopleprefertoliveincities.??E.Iseriously objectedtothesuper-sizingofeverythingwhatexactlydotheyputonour applestomakethemsobigandred7??F.BuyBritishcampaigns urge鼓励consumersnottobuycheaperimportedfoods.
{{*HTML*}}{{B}}第二篇{{/B}} ?? GoodTableManners? ?Mannersplayanimportantpartinmakingafavorableimpressionatthe dinnertable.Herearesomegeneralrules:??Napkin餐巾 use??Themealbeginswhenthehostunfoldshisorher napkin.Thisisyoursignaltodothesamesoplaceyournapkinonyourlap. Unfolditcompletelyifitisasmallnapkinorinhalflengthwise纵向地if itisalargedinnernapkin.??Ifyouneedtoleavethetable duringthemealplaceyournapkinonyourchairasasignaltoyourserverthat youwillbereturning.Oncethemealisoverplaceyournapkinneatlyonthe tabletotherightofyourdinnerplate.Donotrefoldit.??Usea napkinonlyforyourmouth.Neveruseitforyournosefaceor forehead.??Useofutensils餐具? ?Startwiththeknifeforkorspoonfurthestfromyourplateandwork yourwayinusingoneutensilforeachcourse.??Ifsoupis servedremembertospoonawayfromyourself.Thishelpsstopthedrips.Donot puttheentiresoupspooninyourmouth.Insteadfillasoupspoonabout75per centwithsoupandsip啜饮itfromthesidenoiselessly.??After finishingdinnerplacetheknifeandforkparalleltooneanotheracrossthe Platewiththeknifealadefacinginwardtowardtheplate.? ?Usingyourf’ingers??Here’salistof fingerfoods:sandwichescookiessmallfruitsorberrieswithstemsFrench friesandpotatochipshamburgers.??Chew咀嚼withyourmouth closedanddon’tmakenoise;don’ttalkwithyourmouthfull.? ?Breadmustbebrokenwithyourhands.Itisnevercutwitha knife.??Don’tpicksomethingoutofyourteeth.Insteadexcuse yourselftothebathroom.??Ifpossibletrynottocoughatthe table.??Donotputyourelbows肘onthetable.InFranceitis essentialtohavebothhandsabovethetableatthesametime.? ?Donotputbonesoranythingelseonthetable.Thingsthatarenoteaten shouldbeputonyourplate.Thenapkinisusedonlyfor______.
{{*HTML*}}??下面的短文有15处空白请根据短文内容为每处空白确定1个最佳选项 ?? AnIntelligentCar? ?Drivingneedssharpeyeskeenearsquickbrainandcoordination协调 betweenhandsandthebrain.Manyhumandrivershaveall{{U}}?51 ?{{/U}}andcancontrolafast-movingear.Buthowdoesanintelligentcar controlitself???Thereisavirtual虚拟driverinthesmartcar. Thisvirtualdriverhaseyesbrainshandsandfeettoo.The minicameras{{U}}?52?{{/U}}eachsideoftheeararehiseyeswhich {{U}}?53?{{/U}}theroadconditionsaheadofit.Theywatchthe {{U}}?54?{{/U}}tothecar’sleftandright.Thereisalsoahighly automaticdriving{{U}}?55?{{/U}}inthecar.Itisthebuilt-in computerwhichisthevirtualdriver’sbrain.Hisbrain{{U}}?56 ?{{/U}}thespeedsofothermovingcarsnearitandanalyzestheirpositions. Basingonthisinformationitchoosesthe{{U}}?57?{{/U}}pathforthe intelligentearandgivesinstructionstothehandsandfeettoact accordingly.Inthiswaythevirtualdriver{{U}}?58?{{/U}}his car.??Whatisthevirtualdriver’sbestadvantage?Hereacts {{U}}?59?{{/U}}.Theminicamerasarebringing{{U}}?60?{{/U}} continuouslytothebrain.Itcompletestheprocessingoftheimageswith-in 100milliseconds.{{U}}?61?{{/U}}theworld’sbestdriverneedsat leastonesecondtoreact.Besideswhenhetakes{{U}}?62?{{/U}}he needsonemoresecond.??Thevirtualdriverisreallywonderful. Hecanreducetheaccident{{U}}?63?{{/U}}considerablyon expressways高速公路.Inthis{{U}}?64?{{/U}}canwelethimhavethe wheelatanytimeandinanyplace?Experts{{U}}?65?{{/U}}thatwe cannotdothatjustyet.Hisabilitytorecognizethingsisstilllimited.He cannowonlydriveanintelligentcaron expressways.
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{{*HTML*}}{{B}}第二篇{{/B}} ?? GoodTableManners? ?Mannersplayanimportantpartinmakingafavorableimpressionatthe dinnertable.Herearesomegeneralrules:??Napkin餐巾 use??Themealbeginswhenthehostunfoldshisorher napkin.Thisisyoursignaltodothesamesoplaceyournapkinonyourlap. Unfolditcompletelyifitisasmallnapkinorinhalflengthwise纵向地if itisalargedinnernapkin.??Ifyouneedtoleavethetable duringthemealplaceyournapkinonyourchairasasignaltoyourserverthat youwillbereturning.Oncethemealisoverplaceyournapkinneatlyonthe tabletotherightofyourdinnerplate.Donotrefoldit.??Usea napkinonlyforyourmouth.Neveruseitforyournosefaceor forehead.??Useofutensils餐具? ?Startwiththeknifeforkorspoonfurthestfromyourplateandwork yourwayinusingoneutensilforeachcourse.??Ifsoupis servedremembertospoonawayfromyourself.Thishelpsstopthedrips.Donot puttheentiresoupspooninyourmouth.Insteadfillasoupspoonabout75per centwithsoupandsip啜饮itfromthesidenoiselessly.??After finishingdinnerplacetheknifeandforkparalleltooneanotheracrossthe Platewiththeknifealadefacinginwardtowardtheplate.? ?Usingyourf’ingers??Here’salistof fingerfoods:sandwichescookiessmallfruitsorberrieswithstemsFrench friesandpotatochipshamburgers.??Chew咀嚼withyourmouth closedanddon’tmakenoise;don’ttalkwithyourmouthfull.? ?Breadmustbebrokenwithyourhands.Itisnevercutwitha knife.??Don’tpicksomethingoutofyourteeth.Insteadexcuse yourselftothebathroom.??Ifpossibletrynottocoughatthe table.??Donotputyourelbows肘onthetable.InFranceitis essentialtohavebothhandsabovethetableatthesametime.? ?Donotputbonesoranythingelseonthetable.Thingsthatarenoteaten shouldbeputonyourplate.Allofthefollowingarefingerfoodsexcept______.
{{*HTML*}}{{B}}第三篇{{/B}} ?? RenewableEnergySources? ?Todaypetroleum石油providesaround40%oftheworld’senergyneeds mostlyfuellingautomobiles.Coalisstillusedmostlyinpowerstationsto coverone-quarterofourenergyneedsbutitistheleastefficient unhealthiestandmostenvironmentallydamagingfossilfuel矿物燃料.Naturalgas reservescouldfillsomeofthegapfromoilbutreservesofthatwillnotlast intothe22ndcenturyeither.Mostexpertspredictwewillexhausteasily accessiblereserveswithin50years.Lesspollutingrenewableenergysources offeramorepracticallong-termenergysolution.?Renewablerefersto thefactthattheseresourcesarenotusedfasterthantheycanbe replaced.??Hydroelectric水力发电的powerisnowthemostcommonform ofrenewableenergysupplyingaround20%ofworldelectricity.China’sThree GorgesDamisthelargestever.AtfivetimesthesizeoftheUS’sHooverDam its26turbines涡轮机willgeneratetheequivalentenergyof18coal-firedpower stations.Itwillsatisfy3%ofChina’sentireelectricitydemand.? ?In2003thefirstcommercialpowerstationtousetidal潮汐的currentsin theopenseaopenedinNorway.Itisdesignedlikewindmill风车butothers taketheformofturbines.??Aspricesfallwindpowerhasbecome thefastestgrowingtypeofelectricitygeneration-quadrupling翻两番worldwide between1999and2005.Modemwindfarmsconsistofturbinesthatgenerate electricity.Thoughitwillbemoreexpensivethereismorethanenoughwindto providetheworld’sentireenergyneeds.Windfarmscomeinonshoreandoffshore forms.Theycanoftenendupatspotsofnaturalbeautyandareoftenunpopular withresidents.Andturbinesarenottotallyharmlesstheycaninterferewith radaralterclimateandkillseabirds.ScotlandisbuildingEurope’slargest windfarmwhichwillpower200000homes.TheUK’sgoalistogenerate one-fifthofpowerfromrenewablesourcesmainlywindby2020.Butthismay causeproblemsbecausewindisunreliable.Accordingtothepassageresourceslikewindare______.
{{*HTML*}}??下面的短文有15处空白请根据短文内容为每处空白确定1个最佳选项 ?? AnIntelligentCar? ?Drivingneedssharpeyeskeenearsquickbrainandcoordination协调 betweenhandsandthebrain.Manyhumandrivershaveall{{U}}?51 ?{{/U}}andcancontrolafast-movingear.Buthowdoesanintelligentcar controlitself???Thereisavirtual虚拟driverinthesmartcar. Thisvirtualdriverhaseyesbrainshandsandfeettoo.The minicameras{{U}}?52?{{/U}}eachsideoftheeararehiseyeswhich {{U}}?53?{{/U}}theroadconditionsaheadofit.Theywatchthe {{U}}?54?{{/U}}tothecar’sleftandright.Thereisalsoahighly automaticdriving{{U}}?55?{{/U}}inthecar.Itisthebuilt-in computerwhichisthevirtualdriver’sbrain.Hisbrain{{U}}?56 ?{{/U}}thespeedsofothermovingcarsnearitandanalyzestheirpositions. Basingonthisinformationitchoosesthe{{U}}?57?{{/U}}pathforthe intelligentearandgivesinstructionstothehandsandfeettoact accordingly.Inthiswaythevirtualdriver{{U}}?58?{{/U}}his car.??Whatisthevirtualdriver’sbestadvantage?Hereacts {{U}}?59?{{/U}}.Theminicamerasarebringing{{U}}?60?{{/U}} continuouslytothebrain.Itcompletestheprocessingoftheimageswith-in 100milliseconds.{{U}}?61?{{/U}}theworld’sbestdriverneedsat leastonesecondtoreact.Besideswhenhetakes{{U}}?62?{{/U}}he needsonemoresecond.??Thevirtualdriverisreallywonderful. Hecanreducetheaccident{{U}}?63?{{/U}}considerablyon expressways高速公路.Inthis{{U}}?64?{{/U}}canwelethimhavethe wheelatanytimeandinanyplace?Experts{{U}}?65?{{/U}}thatwe cannotdothatjustyet.Hisabilitytorecognizethingsisstilllimited.He cannowonlydriveanintelligentcaron expressways.
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{{*HTML*}}{{B}}第三篇{{/B}} ?? RenewableEnergySources? ?Todaypetroleum石油providesaround40%oftheworld’senergyneeds mostlyfuellingautomobiles.Coalisstillusedmostlyinpowerstationsto coverone-quarterofourenergyneedsbutitistheleastefficient unhealthiestandmostenvironmentallydamagingfossilfuel矿物燃料.Naturalgas reservescouldfillsomeofthegapfromoilbutreservesofthatwillnotlast intothe22ndcenturyeither.Mostexpertspredictwewillexhausteasily accessiblereserveswithin50years.Lesspollutingrenewableenergysources offeramorepracticallong-termenergysolution.?Renewablerefersto thefactthattheseresourcesarenotusedfasterthantheycanbe replaced.??Hydroelectric水力发电的powerisnowthemostcommonform ofrenewableenergysupplyingaround20%ofworldelectricity.China’sThree GorgesDamisthelargestever.AtfivetimesthesizeoftheUS’sHooverDam its26turbines涡轮机willgeneratetheequivalentenergyof18coal-firedpower stations.Itwillsatisfy3%ofChina’sentireelectricitydemand.? ?In2003thefirstcommercialpowerstationtousetidal潮汐的currentsin theopenseaopenedinNorway.Itisdesignedlikewindmill风车butothers taketheformofturbines.??Aspricesfallwindpowerhasbecome thefastestgrowingtypeofelectricitygeneration-quadrupling翻两番worldwide between1999and2005.Modemwindfarmsconsistofturbinesthatgenerate electricity.Thoughitwillbemoreexpensivethereismorethanenoughwindto providetheworld’sentireenergyneeds.Windfarmscomeinonshoreandoffshore forms.Theycanoftenendupatspotsofnaturalbeautyandareoftenunpopular withresidents.Andturbinesarenottotallyharmlesstheycaninterferewith radaralterclimateandkillseabirds.ScotlandisbuildingEurope’slargest windfarmwhichwillpower200000homes.TheUK’sgoalistogenerate one-fifthofpowerfromrenewablesourcesmainlywindby2020.Butthismay causeproblemsbecausewindisunreliable.Whichcountrytooktheleadinmakinguseoftidalcurrentstoproducepowerin2003.9
{{*HTML*}}? ?下面的短文后列出了7个句子请根据短文的内容对每个句子做出判断如果该句提的是正确信息请选择A如果该句提的是错误信息请选择B如果该句的信息文中没有提及请选择C ?? BlackHoles??Most scientistsagreethatblackholesexistbutarenearlyimpossibletolocate.A blackholeintheuniverseisnotasolidobjectlikeaplanetbutitis shapedlikeasphere球体.Astronomers天文学家thinkthatatthecenterofa blackholethereisasinglepointinspacewithinfinite无限的density稠密This singlepointiscalledasingularity奇点.Ifthesingularitytheoryiscorrect itmeansthatwhenamassivestarcollapsesallthematerialinitdisappears intothesingularity.Thecenterofablackholewouldnotreallybeaholeat allbutaninfinitelydensepoint.Anythingthatcrossestheblackholeis pulledinbyitsgreatgravity.??Althoughblackholesdoexist theyaredifficulttoobserve.Thesearethereasons.??·Nolight oranythingelsecomesoutofblackholes.Asaresulttheyareinvisibletoa telescope.??·Inastronomicaltermsblackholesaretruly.For exampleablackholeformedbythecollapseofagiantstarwouldhaveanevent horizon视界only18milesacross.??·Thenearestblackholes wouldbedozensoflightyearsawayfromEarth.Onelightyearisabout6 trillion万亿miles.Eventhemostpowerfultelescopescouldnotpickoutan objectsosmallatsuchagreatdistance.??In1994theHubble SpaceTelescopeprovidedevidencethatblackholesexist.Therearestill answerstobefoundhoweversoblackholesremainoneofthemysteriesofthe universe.Thenearestblackholesarehundredsoflightyearsawayfromus.
{{*HTML*}}??下面的短文有15处空白请根据短文内容为每处空白确定1个最佳选项 ?? AnIntelligentCar? ?Drivingneedssharpeyeskeenearsquickbrainandcoordination协调 betweenhandsandthebrain.Manyhumandrivershaveall{{U}}?51 ?{{/U}}andcancontrolafast-movingear.Buthowdoesanintelligentcar controlitself???Thereisavirtual虚拟driverinthesmartcar. Thisvirtualdriverhaseyesbrainshandsandfeettoo.The minicameras{{U}}?52?{{/U}}eachsideoftheeararehiseyeswhich {{U}}?53?{{/U}}theroadconditionsaheadofit.Theywatchthe {{U}}?54?{{/U}}tothecar’sleftandright.Thereisalsoahighly automaticdriving{{U}}?55?{{/U}}inthecar.Itisthebuilt-in computerwhichisthevirtualdriver’sbrain.Hisbrain{{U}}?56 ?{{/U}}thespeedsofothermovingcarsnearitandanalyzestheirpositions. Basingonthisinformationitchoosesthe{{U}}?57?{{/U}}pathforthe intelligentearandgivesinstructionstothehandsandfeettoact accordingly.Inthiswaythevirtualdriver{{U}}?58?{{/U}}his car.??Whatisthevirtualdriver’sbestadvantage?Hereacts {{U}}?59?{{/U}}.Theminicamerasarebringing{{U}}?60?{{/U}} continuouslytothebrain.Itcompletestheprocessingoftheimageswith-in 100milliseconds.{{U}}?61?{{/U}}theworld’sbestdriverneedsat leastonesecondtoreact.Besideswhenhetakes{{U}}?62?{{/U}}he needsonemoresecond.??Thevirtualdriverisreallywonderful. Hecanreducetheaccident{{U}}?63?{{/U}}considerablyon expressways高速公路.Inthis{{U}}?64?{{/U}}canwelethimhavethe wheelatanytimeandinanyplace?Experts{{U}}?65?{{/U}}thatwe cannotdothatjustyet.Hisabilitytorecognizethingsisstilllimited.He cannowonlydriveanintelligentcaron expressways.
{{*HTML*}}? ?下面的短文后列出了7个句子请根据短文的内容对每个句子做出判断如果该句提的是正确信息请选择A如果该句提的是错误信息请选择B如果该句的信息文中没有提及请选择C ?? BlackHoles??Most scientistsagreethatblackholesexistbutarenearlyimpossibletolocate.A blackholeintheuniverseisnotasolidobjectlikeaplanetbutitis shapedlikeasphere球体.Astronomers天文学家thinkthatatthecenterofa blackholethereisasinglepointinspacewithinfinite无限的density稠密This singlepointiscalledasingularity奇点.Ifthesingularitytheoryiscorrect itmeansthatwhenamassivestarcollapsesallthematerialinitdisappears intothesingularity.Thecenterofablackholewouldnotreallybeaholeat allbutaninfinitelydensepoint.Anythingthatcrossestheblackholeis pulledinbyitsgreatgravity.??Althoughblackholesdoexist theyaredifficulttoobserve.Thesearethereasons.??·Nolight oranythingelsecomesoutofblackholes.Asaresulttheyareinvisibletoa telescope.??·Inastronomicaltermsblackholesaretruly.For exampleablackholeformedbythecollapseofagiantstarwouldhaveanevent horizon视界only18milesacross.??·Thenearestblackholes wouldbedozensoflightyearsawayfromEarth.Onelightyearisabout6 trillion万亿miles.Eventhemostpowerfultelescopescouldnotpickoutan objectsosmallatsuchagreatdistance.??In1994theHubble SpaceTelescopeprovidedevidencethatblackholesexist.Therearestill answerstobefoundhoweversoblackholesremainoneofthemysteriesofthe universe.Blackholesexistbutaredifficulttoobserve.
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{{*HTML*}}??A.thatperson’shealth??B.ascientific answer??C.scientificresearchers??D.the genes??E.thefunction??F.thesizeTheHumanGenomeProjectistryingtomapall______thatmakeushuman.
{{*HTML*}}??下面有3篇短文每篇短文后有5道题请根据短文内容为每题确定1个最佳选项{{B}}第一篇{{/B}} ?? MotoringTechnology??1.2 millionroaddeathsworldwideoccureachyearplusafurther50million injuries.Toreducecarcrashratemuchresearchnowisfocusedonsafetyand newfuelsthoughsomeelectricvehicleandbiofuelresearchaimsatgoing faster.??Travelingatspeedhasalwaysbeendangerous.One advancedareaofresearchinmotoringsafetyistheuseofdigitalin-car assistants.Theycanensureyoudon’tmissimportantroadsignsorfallasleep. Mostcrashesresultfromhumanandnotmechanicalfaults.??Some safetydevelopmentsaimtoimproveyourvision.Radarcanspotobstaclesinfog whileothertechnologyseesthroughbigvehiclesblockingyourview.? ?Andimprovementstoseatbeltspedal脚踏controlsandtiresaremaking drivingsmootherandsafer.Thecolorofacarhasbeenfoundtobelinkedwith safetyashavelesssurprisinglysizeandshape.??Butwhatever isinthefueltankyoudon’twantathiefinthedrivingseatandtherehave beenmanyinnovations创新.Satellitetrackingandremotecommunicationscanalso comeintoplayifyoucrashautomaticallycallingforhelp.? ?Accidentscausemanytrafficjamsbuttherearemoresubtleinterplays betweenvehiclesthatcancausejamsevenonaclearbutbusyroad.Suchjams canbeanalyzedusingstatisticaltools.Roboticdriverscouldbeprogrammedto maketrafficflowsmoothlyandwillperhapsonedaybeeveryone’spersonal chauffeur司机buttheirlatesteffortssuggestthatwon’tbe soon.Toreducecarcrashratemanyscientistsareworkinghardto______.
{{*HTML*}}? ?下面的短文后有2项测试任务1第23～26题要求从所给的6个选项中为第1～4段每段选择1个最佳标题2第27～30题要求从所给的6个选项中为每个句子确定1个最佳选项 ?? UnlockingtheHumanGenome 基因组??1Aprojecttounlocksecrets--what scientistcouldresistthatchallenge?Thisiswhatmanyscientistsaredoingas theyworkontheHumanGenomeProject.Theaimoftheprojectistodecode破译 allofthesome100000genesinthehumanbody.ScientistsareusingDNA fingerprintingtechniquestodothedecoding.??2DNAisthe substancefoundinthechromosomes染色体ofacell.Achromosomeisachainof genes.Eachgenecarriesapieceofgeneticinformation.Atanyonemomentina cellthousandsofgenesareturnedonandofftoproduceproteins蛋白质.The challengeforscientistsistofindoutwhatroleeachgeneplaysinprotein production.Atsomepointthisdecodingwillbecomplete.Thenscientistswill haveamapofanidealgenomeorapictureofthetotalgeneticnatureofa humanbeing.Theidealgenomeiscalledaconsensus交感genome.Everythingworks wellinaconsensusgenome.??3Butnooneintheworldhasa consensusgenome.Everyone’sgenomeisdifferentfromtheideal.These differencesarereferredtoasgeneticmutations突变.Geneticmutationsina person’sgenomemeanthatthepersonhasagreaterthanaveragechanceof sufferingfromhealthproblems.Someproblemsarenotlife-threatening.These wouldincludethingslikecolorblindnessormildheadaches.Otherproblemsare serioussuchasheartdiseaseorcancer.??4Itwilltakeyears toidentifytheroleofeachofthe100000genes.Theshort-termgoalofthe projectistofindthephysicalandmentalhealthproblemsapersonislikelyto encounterduringhisorherlifetime.Thelong-termgoalistohaveeachperson livealongerhealthierlife.??A.HowdoesDNAwork?? ?B.WhatistheHumanGenomeProjectabout???C.Howare theDNAsamplescollected???D.WhatarethegoalsoftheHuman GenomeProject???E.Whatistheroleofeachgene?? ?F.Whataretheconsequencesofgeneticmutations?Paragraph1______
{{*HTML*}}??下面有3篇短文每篇短文后有5道题请根据短文内容为每题确定1个最佳选项{{B}}第一篇{{/B}} ?? MotoringTechnology??1.2 millionroaddeathsworldwideoccureachyearplusafurther50million injuries.Toreducecarcrashratemuchresearchnowisfocusedonsafetyand newfuelsthoughsomeelectricvehicleandbiofuelresearchaimsatgoing faster.??Travelingatspeedhasalwaysbeendangerous.One advancedareaofresearchinmotoringsafetyistheuseofdigitalin-car assistants.Theycanensureyoudon’tmissimportantroadsignsorfallasleep. Mostcrashesresultfromhumanandnotmechanicalfaults.??Some safetydevelopmentsaimtoimproveyourvision.Radarcanspotobstaclesinfog whileothertechnologyseesthroughbigvehiclesblockingyourview.? ?Andimprovementstoseatbeltspedal脚踏controlsandtiresaremaking drivingsmootherandsafer.Thecolorofacarhasbeenfoundtobelinkedwith safetyashavelesssurprisinglysizeandshape.??Butwhatever isinthefueltankyoudon’twantathiefinthedrivingseatandtherehave beenmanyinnovations创新.Satellitetrackingandremotecommunicationscanalso comeintoplayifyoucrashautomaticallycallingforhelp.? ?Accidentscausemanytrafficjamsbuttherearemoresubtleinterplays betweenvehiclesthatcancausejamsevenonaclearbutbusyroad.Suchjams canbeanalyzedusingstatisticaltools.Roboticdriverscouldbeprogrammedto maketrafficflowsmoothlyandwillperhapsonedaybeeveryone’spersonal chauffeur司机buttheirlatesteffortssuggestthatwon’tbe soon.Whichofthefollowingstatementsistrueofroboticdrivers?
{{*HTML*}}??下面的短文有15处空白请根据短文内容为每处空白确定1个最佳选项 ?? AnIntelligentCar? ?Drivingneedssharpeyeskeenearsquickbrainandcoordination协调 betweenhandsandthebrain.Manyhumandrivershaveall{{U}}?51 ?{{/U}}andcancontrolafast-movingear.Buthowdoesanintelligentcar controlitself???Thereisavirtual虚拟driverinthesmartcar. Thisvirtualdriverhaseyesbrainshandsandfeettoo.The minicameras{{U}}?52?{{/U}}eachsideoftheeararehiseyeswhich {{U}}?53?{{/U}}theroadconditionsaheadofit.Theywatchthe {{U}}?54?{{/U}}tothecar’sleftandright.Thereisalsoahighly automaticdriving{{U}}?55?{{/U}}inthecar.Itisthebuilt-in computerwhichisthevirtualdriver’sbrain.Hisbrain{{U}}?56 ?{{/U}}thespeedsofothermovingcarsnearitandanalyzestheirpositions. Basingonthisinformationitchoosesthe{{U}}?57?{{/U}}pathforthe intelligentearandgivesinstructionstothehandsandfeettoact accordingly.Inthiswaythevirtualdriver{{U}}?58?{{/U}}his car.??Whatisthevirtualdriver’sbestadvantage?Hereacts {{U}}?59?{{/U}}.Theminicamerasarebringing{{U}}?60?{{/U}} continuouslytothebrain.Itcompletestheprocessingoftheimageswith-in 100milliseconds.{{U}}?61?{{/U}}theworld’sbestdriverneedsat leastonesecondtoreact.Besideswhenhetakes{{U}}?62?{{/U}}he needsonemoresecond.??Thevirtualdriverisreallywonderful. Hecanreducetheaccident{{U}}?63?{{/U}}considerablyon expressways高速公路.Inthis{{U}}?64?{{/U}}canwelethimhavethe wheelatanytimeandinanyplace?Experts{{U}}?65?{{/U}}thatwe cannotdothatjustyet.Hisabilitytorecognizethingsisstilllimited.He cannowonlydriveanintelligentcaron expressways.
{{*HTML*}}??下面的短文有15处空白请根据短文内容为每处空白确定1个最佳选项 ?? AnIntelligentCar? ?Drivingneedssharpeyeskeenearsquickbrainandcoordination协调 betweenhandsandthebrain.Manyhumandrivershaveall{{U}}?51 ?{{/U}}andcancontrolafast-movingear.Buthowdoesanintelligentcar controlitself???Thereisavirtual虚拟driverinthesmartcar. Thisvirtualdriverhaseyesbrainshandsandfeettoo.The minicameras{{U}}?52?{{/U}}eachsideoftheeararehiseyeswhich {{U}}?53?{{/U}}theroadconditionsaheadofit.Theywatchthe {{U}}?54?{{/U}}tothecar’sleftandright.Thereisalsoahighly automaticdriving{{U}}?55?{{/U}}inthecar.Itisthebuilt-in computerwhichisthevirtualdriver’sbrain.Hisbrain{{U}}?56 ?{{/U}}thespeedsofothermovingcarsnearitandanalyzestheirpositions. Basingonthisinformationitchoosesthe{{U}}?57?{{/U}}pathforthe intelligentearandgivesinstructionstothehandsandfeettoact accordingly.Inthiswaythevirtualdriver{{U}}?58?{{/U}}his car.??Whatisthevirtualdriver’sbestadvantage?Hereacts {{U}}?59?{{/U}}.Theminicamerasarebringing{{U}}?60?{{/U}} continuouslytothebrain.Itcompletestheprocessingoftheimageswith-in 100milliseconds.{{U}}?61?{{/U}}theworld’sbestdriverneedsat leastonesecondtoreact.Besideswhenhetakes{{U}}?62?{{/U}}he needsonemoresecond.??Thevirtualdriverisreallywonderful. Hecanreducetheaccident{{U}}?63?{{/U}}considerablyon expressways高速公路.Inthis{{U}}?64?{{/U}}canwelethimhavethe wheelatanytimeandinanyplace?Experts{{U}}?65?{{/U}}thatwe cannotdothatjustyet.Hisabilitytorecognizethingsisstilllimited.He cannowonlydriveanintelligentcaron expressways.
{{*HTML*}}? ?下面的短文后有2项测试任务1第23～26题要求从所给的6个选项中为第1～4段每段选择1个最佳标题2第27～30题要求从所给的6个选项中为每个句子确定1个最佳选项 ?? UnlockingtheHumanGenome 基因组??1Aprojecttounlocksecrets--what scientistcouldresistthatchallenge?Thisiswhatmanyscientistsaredoingas theyworkontheHumanGenomeProject.Theaimoftheprojectistodecode破译 allofthesome100000genesinthehumanbody.ScientistsareusingDNA fingerprintingtechniquestodothedecoding.??2DNAisthe substancefoundinthechromosomes染色体ofacell.Achromosomeisachainof genes.Eachgenecarriesapieceofgeneticinformation.Atanyonemomentina cellthousandsofgenesareturnedonandofftoproduceproteins蛋白质.The challengeforscientistsistofindoutwhatroleeachgeneplaysinprotein production.Atsomepointthisdecodingwillbecomplete.Thenscientistswill haveamapofanidealgenomeorapictureofthetotalgeneticnatureofa humanbeing.Theidealgenomeiscalledaconsensus交感genome.Everythingworks wellinaconsensusgenome.??3Butnooneintheworldhasa consensusgenome.Everyone’sgenomeisdifferentfromtheideal.These differencesarereferredtoasgeneticmutations突变.Geneticmutationsina person’sgenomemeanthatthepersonhasagreaterthanaveragechanceof sufferingfromhealthproblems.Someproblemsarenotlife-threatening.These wouldincludethingslikecolorblindnessormildheadaches.Otherproblemsare serioussuchasheartdiseaseorcancer.??4Itwilltakeyears toidentifytheroleofeachofthe100000genes.Theshort-termgoalofthe projectistofindthephysicalandmentalhealthproblemsapersonislikelyto encounterduringhisorherlifetime.Thelong-termgoalistohaveeachperson livealongerhealthierlife.??A.HowdoesDNAwork?? ?B.WhatistheHumanGenomeProjectabout???C.Howare theDNAsamplescollected???D.WhatarethegoalsoftheHuman GenomeProject???E.Whatistheroleofeachgene?? ?F.Whataretheconsequencesofgeneticmutations?Paragraph3______
{{*HTML*}}{{B}}第三篇{{/B}} ?? RenewableEnergySources? ?Todaypetroleum石油providesaround40%oftheworld’senergyneeds mostlyfuellingautomobiles.Coalisstillusedmostlyinpowerstationsto coverone-quarterofourenergyneedsbutitistheleastefficient unhealthiestandmostenvironmentallydamagingfossilfuel矿物燃料.Naturalgas reservescouldfillsomeofthegapfromoilbutreservesofthatwillnotlast intothe22ndcenturyeither.Mostexpertspredictwewillexhausteasily accessiblereserveswithin50years.Lesspollutingrenewableenergysources offeramorepracticallong-termenergysolution.?Renewablerefersto thefactthattheseresourcesarenotusedfasterthantheycanbe replaced.??Hydroelectric水力发电的powerisnowthemostcommonform ofrenewableenergysupplyingaround20%ofworldelectricity.China’sThree GorgesDamisthelargestever.AtfivetimesthesizeoftheUS’sHooverDam its26turbines涡轮机willgeneratetheequivalentenergyof18coal-firedpower stations.Itwillsatisfy3%ofChina’sentireelectricitydemand.? ?In2003thefirstcommercialpowerstationtousetidal潮汐的currentsin theopenseaopenedinNorway.Itisdesignedlikewindmill风车butothers taketheformofturbines.??Aspricesfallwindpowerhasbecome thefastestgrowingtypeofelectricitygeneration-quadrupling翻两番worldwide between1999and2005.Modemwindfarmsconsistofturbinesthatgenerate electricity.Thoughitwillbemoreexpensivethereismorethanenoughwindto providetheworld’sentireenergyneeds.Windfarmscomeinonshoreandoffshore forms.Theycanoftenendupatspotsofnaturalbeautyandareoftenunpopular withresidents.Andturbinesarenottotallyharmlesstheycaninterferewith radaralterclimateandkillseabirds.ScotlandisbuildingEurope’slargest windfarmwhichwillpower200000homes.TheUK’sgoalistogenerate one-fifthofpowerfromrenewablesourcesmainlywindby2020.Butthismay causeproblemsbecausewindisunreliable.Accordingtothepassagewhichofthefollowingisthemostpollutingenergyresource?
{{*HTML*}}? ?下面的短文后列出了7个句子请根据短文的内容对每个句子做出判断如果该句提的是正确信息请选择A如果该句提的是错误信息请选择B如果该句的信息文中没有提及请选择C ?? BlackHoles??Most scientistsagreethatblackholesexistbutarenearlyimpossibletolocate.A blackholeintheuniverseisnotasolidobjectlikeaplanetbutitis shapedlikeasphere球体.Astronomers天文学家thinkthatatthecenterofa blackholethereisasinglepointinspacewithinfinite无限的density稠密This singlepointiscalledasingularity奇点.Ifthesingularitytheoryiscorrect itmeansthatwhenamassivestarcollapsesallthematerialinitdisappears intothesingularity.Thecenterofablackholewouldnotreallybeaholeat allbutaninfinitelydensepoint.Anythingthatcrossestheblackholeis pulledinbyitsgreatgravity.??Althoughblackholesdoexist theyaredifficulttoobserve.Thesearethereasons.??·Nolight oranythingelsecomesoutofblackholes.Asaresulttheyareinvisibletoa telescope.??·Inastronomicaltermsblackholesaretruly.For exampleablackholeformedbythecollapseofagiantstarwouldhaveanevent horizon视界only18milesacross.??·Thenearestblackholes wouldbedozensoflightyearsawayfromEarth.Onelightyearisabout6 trillion万亿miles.Eventhemostpowerfultelescopescouldnotpickoutan objectsosmallatsuchagreatdistance.??In1994theHubble SpaceTelescopeprovidedevidencethatblackholesexist.Therearestill answerstobefoundhoweversoblackholesremainoneofthemysteriesofthe universe.Theattractionoftwolargestarsleadstogravity.
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{{*HTML*}}??下面的短文有5处空白短文后有6个句子其中5个取自短文请根据短文内容将其分别放回原位置以恢复文章原貌 ?? Farmers’Markets? ?CharlotteHollinsknowsshefacesabattle.The23-year-oldBritishfarmer andher21-year-oldbrotherBenarefightingtosavethefarmfromdevelopers thattheirfatherworkedonsincehewas14.{{U}}?46?{{/U}}? ?Youdon’toftengetadayoff.Supermarketsputalotofpressureon farmerstokeeppricesdown.Withfewerpeopleworkingonfarmsitcanbe isolatingshesaid.Thereisahighrateofsuicideandfarmingwillnever makeyourich!??OliverRobinson25grewuponafarmin Yorkshire.{{U}}?47?{{/U}}I’msuredadhopedI’dstayhesaid.I guessit’sanicestraightforwardlifebutitdoesn’tappeal.Foryoung ambitiouspeoplefarmlifewouldbeahardworld.ForRobinsonfarming doesn’toffermuchintermsofmoneyorlifestyle.?Hollinsagreesthat economicsstopspeoplefrompursuingfarmingrewards:providingforavital humanneedwhileworkingoutdoorswithnature.??Farmingisa bigpoliticalissueintheUK.{{U}}?48?{{/U}}The2001footandmouth crisisclosedthousandsoffarmsstoppedmeatexportsandraisedpublic consciousnessoftroublesinUKfarming.??JamieOliver’s2005 campaigntogetchildrentoeathealthilyalsohighlightedtheissue.This nationalconcernspells带来hopeforfarmerscompetingwithpowerful supermarkets.{{U}}?49?{{/U}}??Istartedgoingto Farmers’Marketsindirectdefiance蔑视ofthebigsupermarkets.{{U}}?50 ?{{/U}}It’sterriblesaidLondonerMichaelSamson.??A.But heneverconsideredstayingonhisfatherandgrandfather’sland.? ?B.Whilemostpeoplebuyfoodfromthebigsupermarketshundredsof independentFarmers’Marketsarebecomingpopular.??C.While confidenttheywillsucceedshelistsfarming’smanychallenges.? ?D.Youngpeopleprefertoliveincities.??E.Iseriously objectedtothesuper-sizingofeverythingwhatexactlydotheyputonour applestomakethemsobigandred7??F.BuyBritishcampaigns urge鼓励consumersnottobuycheaperimportedfoods.
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